package chap3_11;

import java.util.Arrays;

public class Exer3_11_8 {
    public static void main(String[] args) {
        int[]num={1,-1,3,15,24,-15,23,56,12,34,17,10,98,0,-45,16,17,18,27,20};
        Arrays.sort(num);
        System.out.println("数组中第二大的数为"+num[18]);
    }
}
